Home / 49,696,099.20-74,586,139.20-19,425,686.40

Finding the Fourth Proportional to 49,696,099.20, 74,586,139.20 and 19,425,686.40

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Solution

The fourth proportional to 49,696,099.20, 74,586,139.20 and 19,425,686.40 is: 29,154,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,696,099.20 : 74,586,139.20 = 19,425,686.40 : x
  2. Step 2: Convert to fraction form
    49,696,099.20/74,586,139.20 = 19,425,686.40/x
  3. Step 3: Cross multiply
    49,696,099.20x = 74,586,139.20 × 19,425,686.40
  4. Step 4: Simplify right side
    49,696,099.20x = 1,448,886,949,885,946.75
  5. Step 5: Solve for x
    x = 1,448,886,949,885,946.75/49,696,099.20
  6. Step 6: Final answer
    x = 29,154,943.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.